[Sigwalt] Instruction Book and Catalog (No. 21)
"Instruction Book and Catalog (No. 21) Covering the Printing Presses, Type and Supplies Manufactured and Sold by the Sigwalt Mfg. Co." (On cover: "Printing Presses, Type and Supplies and How to Use Them") Chicago: Sigwalt Mfg. Co., [no date, but clearly 1930s or earlier]. It covers the "Chicago" and "Ideal" tabletop printing presses.
Publisher digital reprint by www.CircuitousRoot.com
Book contributor Dr. David M. MacMillan
Collection catalogs; additional_collections
Notes Thanks are due to Jenny Addison, Proprietor of the Lock and Key Press, for making this material available.